A metering valve which is particularly advantageous for use in gas mixing devices such as patient ventilators, to accurately control the volume and frequency of gas flow for each gas and to provide a feedback of the actual flow through the valve. A valve assembly which is infinitely openable within its operating range is connected to the core of a linear variable differential transformer. As the v...

An apparatus for forming a plurality of batteries, comprising a fluid containing body having a base and opposing side walls, a series of supports positioned at the corners of the body defined by intersecting side walls, a fluid inlet manifold connected to a first side wall and communicating with the body, and a fluid outlet manifold connected to a second side wall horizontally opposing the first s...

A ski binding front jaw has a cylindrical sleeve supported on a ski-fixed housing for axial movement parallel to the longitudinal axis of the ski in response to movement of ski boot engaging sole holders. An adjusting screw has an end portion rotatably and axially slidably supported in the sleeve, a threaded portion spaced from the end portion which threadedly engages an abutment, and a central po...

A safety binding for a ski including a body having a jaw for holding a ski boot and a support fixed to the ski. The support has a rear transverse face with two recesses therein, and a front transverse face. The body includes a transverse face having two projections thereon, each adapted to engage one of the recesses of the support. The recesses and projections define two lines of support convergin...

There is provided a catalytic composition which comprises a crystalline chromosilicate and a porous refractory inorganic oxide, said chromosilicate and said inorganic oxide having been intimately admixed with one another, said chromosilicate comprising a molecular sieve material providing a specific X-ray diffraction pattern and having the following composition in terms of mole ratios of oxides: 0...

There is provided a catalytic composition which comprises a mixture of a crystalline chromosilicate and an oxide of chromium, said catalytic composition providing a specific X-ray diffraction pattern and having the following composition in terms of mole ratios of oxides: 0.9+/-0.2 M2/nO:Cr2O3:YSiO2:ZH2O, wherein M is at least one cation having a valence of n, Y is a value within the range of about...

Normally solid materials, e.g. metals or metal alloys, are provided as solid particulates, and preferably as fine spherical to almost spherical, as well as fiber-like, particulates, including solid particulates of a metallic glassy structure, by contacting a molten stream of the material, which at a temperature within 25 percent of its equilibrium melting point DEG K. has a surface tension of 10 ...

An arrangement for monitoring the function of a programmable electronic switching circuit, such as, a microprocessor or microcomputer, characterized by a monitoring switch is associated with and is connected with the reset input and the clear input of the programmable electronic switching circuit and the monitoring switch includes a measuring circuit for determining the program length.

Mo-2136 LeA 19,728 PROCESS FOR THE PREPARATION OF STABLE AQUEOUS DISPERSIONS OF OLIGOURETHANES OR POLYURETHANES AND THEIR USE AS COATING COMPOUNDS FOR FLEXIBLE OR RIGID SUBSTRATES A process is provided for preparing storage stable, aqueous dispersions of oligourethanes or polyurethanes in admixture with auxiliary agents and additives which are not soluble nor dispersible in water. The oligourethan...

The invention relates to a particulate agent based on free-flowing pulverulent ammonium polyphosphates of the general formula H(n-m) ? 2(NH4)mPnO3n ? 1 in which n is an integer having an average value of from approximately 20 to 800 and the ratio of m to n is approximately 1, for impeding the combustibility of combustible materials. The agent is comprised of a) approximately 75 to 99 % by weight o...

A fluidized bed heat exchanger in which a perforated plate is disposed within a housing for supporting a bed of particulate material. Air is passed through the plate to fluidize the particulate material and a mixture of air and additional particulate material is introduced to said bed and deflected into said bed in a manner to induce diffusion and circulation of the bed materials in the bed.

A device for producing metallic particles utilizes the Coanda Effect to draw one stream of gas toward another stream of gas flowing over a foil. Molten metal is introduced between the two gas streams, and the resulting interaction breaks up the molten metal flow into particles of appropriate size, shape, composition and the like.

A composition and method for the controlled release of compounds from a plastic dispenser, usually a thermoplastic, generally in association with a porosigen in contact with water, for example, an aquatic environment or soil mixture. Thermoplastic dispensers are generally made from a water insoluble polymer such as polyethylene, polypropylene, ethylene vinyl acetate, polyamide, polystyrene, polyvi...

A self-curing modified epoxy resin composition produced by irradiating with electron beams a mixture of an epoxy resin, a quaternary salt of alpha , beta -unsaturated carboxylic acid ester having one quaternized amine nitrogen in the ester group, and optionally a monomer having one ethylenically unsaturated bond in the molecule, as well as an aqueous dispersion of such resin composition is herein...

A coated shaped article of a polycarbonate type resin of improved abrasion resistance, which comprises: (I) a shaped substrate of a polycarbonate type resin, (II) an undercoat layer applied to and cured on said substrate, an (III) an overcoat layer applied to and cured on the undercoat layer, which overcoat is formed of a composition containing: (A) at least one hydrolyzate selected from the group...

A modified melamine resin, useful for impregnating surface sheets for postformable laminates, comprises: (A) melamine and aldehyde, where the mole ratio of melamine to aldehyde is from about 1 to 1.5 to about 1 to 3, (B) about 1 to 45 weight percent, based on weight of melamine, of water soluble polyethylene glycol having a molecular weight of from about 200 to about 1,000, and (C) water; where th...

The abstract of the disclosure is a method of rapidly preparing a dilute aqueous solution of poly N,N lower dialkylaminomethyl acrylamide and copolymers thereof having a molecular weight greater than 500,000 and a cationic charge of 1-90% which comprises: A. forming a water-in-oil emulsion of polyacrylamide or copolymers thereof, said water-in-oil emulsion containing in weight percentages: (1) 5 t...

Polycarbonate compositions comprising an aromatic polycarbonate resin, wherein dispersed are starch particulates, are particularly suitable for the preparation of films having a low coefficient of static friction, high light transmission and are virtually free of haze.

An aqueous coating composition for filamentary materials that are to be used in reinforcing elastomeric matrix materials is provided that renders reinforced elastomeric materials having improved properties of flexibility and fatigue resistance. The aqueous adhesive coating composition has a vinyl-pyridine-containing copolymer or terpolymer latex, a phenolic aldehyde condensate polymer, and a non-s...